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Between 1875 and 1906, the McCracken Mine produced over $800,000 of silver.
Mining in the Galiuro Mountains site dates back to the 1863.
Some stops eventually became bustling towns.
Powered by various means, machines made mining easier and more prosperous.
Harquahala Mountains had abundant gold, and water, too
Mining companies cashed in on area's potash, helium and more.
REEs are used in smartphones, computers, wind turbines and more.
Highly collectable specimens were found at site.
Miners dug deep to get to ore reserves.
Early explorers found vast caches of silver here.
Mining has declined with falling prices, increased regulation.
Bradshaw Mountains were fruitful for miners; today, area draws lots of visitors.
Forty-square mile district produced 1.3 million tons of zinc, lead, silver and gold.
The Clifton-Morenci district was Arizona’s first major copper-producing region.